Finding the Fourth Proportional to 302,125.44, 416,547.84 and 188,906.88
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Solution
The fourth proportional to 302,125.44, 416,547.84 and 188,906.88 is: 260,450.60
Step by Step Solution
- Step 1: Write the proportion equation
302,125.44 : 416,547.84 = 188,906.88 : x - Step 2: Convert to fraction form
302,125.44/416,547.84 = 188,906.88/x - Step 3: Cross multiply
302,125.44x = 416,547.84 × 188,906.88 - Step 4: Simplify right side
302,125.44x = 78,688,752,825.14 - Step 5: Solve for x
x = 78,688,752,825.14/302,125.44 - Step 6: Final answer
x = 260,450.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.